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rolamite
rolamite definition
☆ ro·la·mite (rō′lə mīt′)
noun
an almost frictionless bearing consisting of two or more rollers on a flexible metal band, that serves as a suspension system in various devices, as switches, valves, pumps, etc.
Etymology: arbitrary coinage based on roll
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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